java.lang.NullPointerException: Can't pass null for argument 'pathString' in child()

Stack Overflow | langsmith | 4 months ago
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    Stack Overflow | 15 hours ago | Doge
    java.lang.NullPointerException: Can't pass null for argument 'pathString' in child()
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    Root Cause Analysis

    1. java.lang.NullPointerException

      Can't pass null for argument 'pathString' in child()

      at com.google.firebase.database.g.a()
    2. com.google.firebase
      g.a
      1. com.google.firebase.database.g.a(Unknown Source)
      1 frame
    3. com.test.finalapp
      c.a
      1. com.test.finalapp.Activities.PreMainActivities.c.a(Unknown Source)
      1 frame
    4. com.google.firebase
      p.a
      1. com.google.firebase.database.p.a(Unknown Source)
      1 frame
    5. com.google.android
      jb.run
      1. com.google.android.gms.c.ha.a(Unknown Source)
      2. com.google.android.gms.c.iv.b(Unknown Source)
      3. com.google.android.gms.c.jb.run(Unknown Source)
      3 frames
    6. Android Platform
      ActivityThread.main
      1. android.os.Handler.handleCallback(Handler.java:739)
      2. android.os.Handler.dispatchMessage(Handler.java:95)
      3. android.os.Looper.loop(Looper.java:152)
      4. android.app.ActivityThread.main(ActivityThread.java:5507)
      4 frames
    7. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      1 frame
    8. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
      2 frames